BIOL110s05-05 - BIOL 110 Principles of Biology Spring 2005 Lecture 5 F Dr Nathan Staples(Ph.D UCSB 2002

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1 BIOL 110 : Principles of Biology Spring 2005 Lecture 5, F 1/28/05 Dr. Nathan Staples (Ph.D., UCSB 2002) http://www.smccd.net/accounts/staplesn/biol110/ • Don’t forget to read and prepare Pre-Lab writeups for Mon./Wed. Labs • (What? Why? & How? are we doing in the lab?) • QUIZ #1: In labs next week!! Review Expt. 2 & questions – Review STARR Ch. 1 (Organization of Life, Properties of Life, Scientific Method) – First ½ of Ch. 2 (bonds & water) Æ See SELF QUIZ questions. REVIEW: Ch. 1: The scientific method – experiments TODAY: • Ch. 2: The Molecules of Life – chemistry –A toms – Bonds – Molecules – Water & Macromolecules
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2 Molecules of Life Chapter 2 Methane 1. Simplest organic molecule (CH 4 ) 2. A greenhouse gas 3. Main component of natural gas 4. Produced by bacteria in vertebrate gut Æ Flatulence! 5. Found in deep ocean deposits as the world’s single largest carbon store Greek Oracle at Delphi (prophecies from Apollo): Fissures of methane, ethane, and ethylene (sweet smelling) ** Lifeless substances (inorganic) are important to us, and knowledge about them can tell us a lot about life!!!
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3 I. Elements • Fundamental forms of matter • Can’t be broken apart by normal means • 92 occur naturally on Earth Hydrogen
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BIOL110s05-05 - BIOL 110 Principles of Biology Spring 2005 Lecture 5 F Dr Nathan Staples(Ph.D UCSB 2002

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